Optimal. Leaf size=25 \[ \frac {2 \operatorname {EllipticF}\left (\sin ^{-1}\left (\frac {\sqrt {x+2}}{\sqrt {3}}\right ),\frac {3}{5}\right )}{\sqrt {5}} \]
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Rubi [A] time = 0.01, antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 26, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.038, Rules used = {119} \[ \frac {2 F\left (\sin ^{-1}\left (\frac {\sqrt {x+2}}{\sqrt {3}}\right )|\frac {3}{5}\right )}{\sqrt {5}} \]
Antiderivative was successfully verified.
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Rule 119
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {1-x} \sqrt {3-x} \sqrt {2+x}} \, dx &=\frac {2 F\left (\sin ^{-1}\left (\frac {\sqrt {2+x}}{\sqrt {3}}\right )|\frac {3}{5}\right )}{\sqrt {5}}\\ \end {align*}
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Mathematica [B] time = 0.09, size = 68, normalized size = 2.72 \[ -\frac {2 \sqrt {\frac {x-3}{x-1}} (x-1) \sqrt {\frac {x+2}{x-1}} \operatorname {EllipticF}\left (\sin ^{-1}\left (\frac {\sqrt {3}}{\sqrt {1-x}}\right ),-\frac {2}{3}\right )}{\sqrt {3} \sqrt {-x^2+x+6}} \]
Antiderivative was successfully verified.
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fricas [F] time = 0.89, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {\sqrt {x + 2} \sqrt {-x + 3} \sqrt {-x + 1}}{x^{3} - 2 \, x^{2} - 5 \, x + 6}, x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\sqrt {x + 2} \sqrt {-x + 3} \sqrt {-x + 1}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 21, normalized size = 0.84 \[ \frac {2 \sqrt {3}\, \EllipticF \left (\frac {\sqrt {5 x +10}}{5}, \frac {\sqrt {15}}{3}\right )}{3} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\sqrt {x + 2} \sqrt {-x + 3} \sqrt {-x + 1}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.04 \[ \int \frac {1}{\sqrt {1-x}\,\sqrt {x+2}\,\sqrt {3-x}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\sqrt {1 - x} \sqrt {3 - x} \sqrt {x + 2}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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